First and Second Heart Sounds - Reduced Intensity

Virtual Auscultation

patient torso with stethoscope chestpiece

patient position during auscultation
The patient's position is supine.

Lesson

Here is a simulation of a first heart sound and a second heart sound with greatly reduced intensity. This can be seen in an obese patient or a patient with emphysema. It is a challenge to your ability to hear these reduced intensity sounds.
1

Waveform




Heart Sounds Video



Authors and Sources

Authors and Reviewers

Sources

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Sv: 1 ; 7/30/2026 11:33:52 PM




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